| lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
|
Open Source and information security mailing list archives
| ||
|
Date: Fri, 24 Nov 2006 14:03:05 +0200
From: Yan Burman <burman.yan@...il.com>
To: linux-kernel@...r.kernel.org, trivial@...nel.org,
davem@...emloft.net
Subject: [PATCH 2.6.19-rc6] sparc64: replace kmalloc+memset with kzalloc
Replace kmalloc+memset with kzalloc
Signed-off-by: Yan Burman <burman.yan@...il.com>
diff -rubp linux-2.6.19-rc5_orig/arch/sparc64/kernel/chmc.c linux-2.6.19-rc5_kzalloc/arch/sparc64/kernel/chmc.c
--- linux-2.6.19-rc5_orig/arch/sparc64/kernel/chmc.c 2006-11-09 12:16:22.000000000 +0200
+++ linux-2.6.19-rc5_kzalloc/arch/sparc64/kernel/chmc.c 2006-11-11 22:44:04.000000000 +0200
@@ -341,7 +341,7 @@ static void fetch_decode_regs(struct mct
static int init_one_mctrl(struct device_node *dp)
{
- struct mctrl_info *mp = kmalloc(sizeof(*mp), GFP_KERNEL);
+ struct mctrl_info *mp = kzalloc(sizeof(*mp), GFP_KERNEL);
int portid = of_getintprop_default(dp, "portid", -1);
struct linux_prom64_registers *regs;
void *pval;
@@ -349,7 +349,6 @@ static int init_one_mctrl(struct device_
if (!mp)
return -1;
- memset(mp, 0, sizeof(*mp));
if (portid == -1)
goto fail;
diff -rubp linux-2.6.19-rc5_orig/arch/sparc64/kernel/isa.c linux-2.6.19-rc5_kzalloc/arch/sparc64/kernel/isa.c
--- linux-2.6.19-rc5_orig/arch/sparc64/kernel/isa.c 2006-11-09 12:16:22.000000000 +0200
+++ linux-2.6.19-rc5_kzalloc/arch/sparc64/kernel/isa.c 2006-11-11 22:44:04.000000000 +0200
@@ -72,14 +72,12 @@ static void __init isa_fill_children(str
struct linux_prom_registers *regs;
struct sparc_isa_device *isa_dev;
- isa_dev = kmalloc(sizeof(*isa_dev), GFP_KERNEL);
+ isa_dev = kzalloc(sizeof(*isa_dev), GFP_KERNEL);
if (!isa_dev) {
fatal_err("cannot allocate child isa_dev");
prom_halt();
}
- memset(isa_dev, 0, sizeof(*isa_dev));
-
/* Link it in to parent. */
isa_dev->next = parent_isa_dev->child;
parent_isa_dev->child = isa_dev;
@@ -104,14 +102,12 @@ static void __init isa_fill_devices(stru
struct linux_prom_registers *regs;
struct sparc_isa_device *isa_dev;
- isa_dev = kmalloc(sizeof(*isa_dev), GFP_KERNEL);
+ isa_dev = kzalloc(sizeof(*isa_dev), GFP_KERNEL);
if (!isa_dev) {
printk(KERN_DEBUG "ISA: cannot allocate isa_dev");
return;
}
- memset(isa_dev, 0, sizeof(*isa_dev));
-
isa_dev->ofdev.node = dp;
isa_dev->ofdev.dev.parent = &isa_br->ofdev.dev;
isa_dev->ofdev.dev.bus = &isa_bus_type;
@@ -180,14 +176,12 @@ void __init isa_init(void)
pbm = pdev_cookie->pbm;
dp = pdev_cookie->prom_node;
- isa_br = kmalloc(sizeof(*isa_br), GFP_KERNEL);
+ isa_br = kzalloc(sizeof(*isa_br), GFP_KERNEL);
if (!isa_br) {
printk(KERN_DEBUG "isa: cannot allocate sparc_isa_bridge");
return;
}
- memset(isa_br, 0, sizeof(*isa_br));
-
isa_br->ofdev.node = dp;
isa_br->ofdev.dev.parent = &pdev->dev;
isa_br->ofdev.dev.bus = &isa_bus_type;
diff -rubp linux-2.6.19-rc5_orig/arch/sparc64/kernel/of_device.c linux-2.6.19-rc5_kzalloc/arch/sparc64/kernel/of_device.c
--- linux-2.6.19-rc5_orig/arch/sparc64/kernel/of_device.c 2006-11-09 12:16:22.000000000 +0200
+++ linux-2.6.19-rc5_kzalloc/arch/sparc64/kernel/of_device.c 2006-11-11 22:44:04.000000000 +0200
@@ -1007,10 +1007,9 @@ struct of_device* of_platform_device_cre
{
struct of_device *dev;
- dev = kmalloc(sizeof(*dev), GFP_KERNEL);
+ dev = kzalloc(sizeof(*dev), GFP_KERNEL);
if (!dev)
return NULL;
- memset(dev, 0, sizeof(*dev));
dev->dev.parent = parent;
dev->dev.bus = bus;
diff -rubp linux-2.6.19-rc5_orig/arch/sparc64/kernel/pci_sun4v.c linux-2.6.19-rc5_kzalloc/arch/sparc64/kernel/pci_sun4v.c
--- linux-2.6.19-rc5_orig/arch/sparc64/kernel/pci_sun4v.c 2006-11-09 12:16:22.000000000 +0200
+++ linux-2.6.19-rc5_kzalloc/arch/sparc64/kernel/pci_sun4v.c 2006-11-11 22:44:04.000000000 +0200
@@ -798,7 +798,7 @@ static struct pci_ops pci_sun4v_ops = {
static void pbm_scan_bus(struct pci_controller_info *p,
struct pci_pbm_info *pbm)
{
- struct pcidev_cookie *cookie = kmalloc(sizeof(*cookie), GFP_KERNEL);
+ struct pcidev_cookie *cookie = kzalloc(sizeof(*cookie), GFP_KERNEL);
if (!cookie) {
prom_printf("%s: Critical allocation failure.\n", pbm->name);
@@ -806,7 +806,6 @@ static void pbm_scan_bus(struct pci_cont
}
/* All we care about is the PBM. */
- memset(cookie, 0, sizeof(*cookie));
cookie->pbm = pbm;
pbm->pci_bus = pci_scan_bus(pbm->pci_first_busno, p->pci_ops, pbm);
@@ -1048,12 +1047,11 @@ static void pci_sun4v_iommu_init(struct
/* Allocate and initialize the free area map. */
sz = num_tsb_entries / 8;
sz = (sz + 7UL) & ~7UL;
- iommu->arena.map = kmalloc(sz, GFP_KERNEL);
+ iommu->arena.map = kzalloc(sz, GFP_KERNEL);
if (!iommu->arena.map) {
prom_printf("PCI_IOMMU: Error, kmalloc(arena.map) failed.\n");
prom_halt();
}
- memset(iommu->arena.map, 0, sz);
iommu->arena.limit = num_tsb_entries;
sz = probe_existing_entries(pbm, iommu);
@@ -1164,24 +1162,20 @@ void sun4v_pci_init(struct device_node *
per_cpu(pci_iommu_batch, i).pglist = (u64 *) page;
}
- p = kmalloc(sizeof(struct pci_controller_info), GFP_ATOMIC);
+ p = kzalloc(sizeof(struct pci_controller_info), GFP_ATOMIC);
if (!p)
goto fatal_memory_error;
- memset(p, 0, sizeof(*p));
-
- iommu = kmalloc(sizeof(struct pci_iommu), GFP_ATOMIC);
+ iommu = kzalloc(sizeof(struct pci_iommu), GFP_ATOMIC);
if (!iommu)
goto fatal_memory_error;
- memset(iommu, 0, sizeof(*iommu));
p->pbm_A.iommu = iommu;
- iommu = kmalloc(sizeof(struct pci_iommu), GFP_ATOMIC);
+ iommu = kzalloc(sizeof(struct pci_iommu), GFP_ATOMIC);
if (!iommu)
goto fatal_memory_error;
- memset(iommu, 0, sizeof(*iommu));
p->pbm_B.iommu = iommu;
p->next = pci_controller_root;
Regards
Yan Burman
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists